méi​xīn​yǎn

artless

Senses

没心眼/ 沒心眼 méi​xīn​yǎn (also méi​xīn​yǎn​r) artless

simplehearted and without hidden motives; outspoken and straightforward

没心眼/ 沒心眼 méi​xīn​yǎn (also méi​xīn​yǎn​r) thoughtless

lacking in consideration; insensitive or tactless in social situations

References

erhua_variant 没心眼/沒心眼 没心眼儿/沒心眼兒